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CRISPR Patent Litigation United States Patent and Trademark Office

McDermott Will & Schulte

Take That Conception Out of the Oven – It’s CRISPR Even If the Cook Doesn’t Know

Addressing the distinction between conception and reduction to practice and the requirement for written description in the unpredictable arts, the US Court of Appeals for the Federal Circuit explained that proof of conception...more

Foley Hoag LLP

A Super CRISPR Week – the Week of May 12, 2025: Patent Battles, Clinical Milestones, and Next-Gen Tools

Foley Hoag LLP on

Key Takeaways: Federal Circuit Reopens CRISPR-Cas9 Priority Fight. The CAFC vacated the PTAB’s earlier ruling that UC lacked prior conception of CRISPR-Cas9 in eukaryotic cells, remanding the interference for reconsideration...more

McDonnell Boehnen Hulbert & Berghoff LLP

PTAB Holds for Broad in CRISPR Interference: The Reasoning

Inventorship determinations have been called, in some of their incarnations, "one of the muddiest concepts in the muddy metaphysics of patent law."  Mueller Brass Co. v. Reading Indus., 352 F. Supp. 1357, 1372 (E.D. Pa....more

McDonnell Boehnen Hulbert & Berghoff LLP

Broad Files Substantive Preliminary Motion No. 3 to Designate Claims as not Corresponding to Count in Interference No. 106,133

On December 3rd, Junior Party the Broad Institute, Harvard University, and MIT (collectively, Broad) filed its Contingent Preliminary Motion No. 3 in Interference No. 106,133 (which names Sigma-Aldrich as Senior Party),...more

McDonnell Boehnen Hulbert & Berghoff LLP

ToolGen Files Opposition to CVC Substantive Preliminary Motion No. 2 to Deny Priority Benefit

On May 20th, Junior Party the University of California, Berkeley; the University of Vienna; and Emmanuelle Charpentier (collectively, "CVC") filed its Substantive Preliminary Motion No. 2 in Interference No. 106,127 (which...more

McDonnell Boehnen Hulbert & Berghoff LLP

The CRISPR Chronicles: Enter Toolgen

The U.S. Patent and Trademark Office Patent Trial and Appeal Board has declared interferences individually between Toolgen as Senior Party and as Junior Party the parties in the pending interference, Broad Institute, Harvard...more

McDonnell Boehnen Hulbert & Berghoff LLP

Separate Interferences Declared between Toolgen and Broad and CVC over CRISPR Priority Question

One of the most notable movie taglines, "Just when you thought it was safe to go back in the water," was used to market the sequel to the original summer blockbuster movie, Jaws. It is perhaps impossible to not think of...more

McDonnell Boehnen Hulbert & Berghoff LLP

Top Stories of 2020: #5 to #8

After reflecting upon the events of the past twelve months, Patent Docs presents its 14th annual list of top patent stories.  For 2020, we identified eight stories that were covered on Patent Docs last year that we believe...more

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